/* MI Command Set.
- Copyright (C) 2000-2017 Free Software Foundation, Inc.
+ Copyright (C) 2000-2018 Free Software Foundation, Inc.
Contributed by Cygnus Solutions (a Red Hat company).
#include "linespec.h"
#include "extension.h"
#include "gdbcmd.h"
-#include "observer.h"
+#include "observable.h"
#include "common/gdb_optional.h"
#include "common/byte-vector.h"
const char *args);
static void mi_execute_async_cli_command (const char *cli_command,
char **argv, int argc);
-static int register_changed_p (int regnum, struct regcache *,
- struct regcache *);
+static bool register_changed_p (int regnum, readonly_detached_regcache *,
+ readonly_detached_regcache *);
static void output_register (struct frame_info *, int regnum, int format,
int skip_unavailable);
static void
proceed_thread (struct thread_info *thread, int pid)
{
- if (!is_stopped (thread->ptid))
+ if (thread->state != THREAD_STOPPED)
return;
- if (pid != 0 && ptid_get_pid (thread->ptid) != pid)
+ if (pid != 0 && thread->ptid.pid () != pid)
return;
- switch_to_thread (thread->ptid);
+ switch_to_thread (thread);
clear_proceed_status (0);
proceed ((CORE_ADDR) -1, GDB_SIGNAL_DEFAULT);
}
static void
exec_continue (char **argv, int argc)
{
- prepare_execution_command (¤t_target, mi_async_p ());
+ prepare_execution_command (current_top_target (), mi_async_p ());
if (non_stop)
{
{
int pid = *(int *)arg;
- if (!is_running (thread->ptid))
+ if (thread->state != THREAD_RUNNING)
return 0;
- if (ptid_get_pid (thread->ptid) != pid)
+ if (thread->ptid.pid () != pid)
return 0;
target_stop (thread->ptid);
int start_p = *(int *) arg;
const char *run_cmd = start_p ? "start" : "run";
struct target_ops *run_target = find_run_target ();
- int async_p = mi_async && run_target->to_can_async_p (run_target);
+ int async_p = mi_async && run_target->can_async_p ();
if (inf->pid != 0)
{
- if (inf->pid != ptid_get_pid (inferior_ptid))
- {
- struct thread_info *tp;
-
- tp = any_thread_of_process (inf->pid);
- if (!tp)
- error (_("Inferior has no threads."));
+ thread_info *tp = any_thread_of_inferior (inf);
+ if (tp == NULL)
+ error (_("Inferior has no threads."));
- switch_to_thread (tp->ptid);
- }
+ switch_to_thread (tp);
}
else
{
set_current_inferior (inf);
- switch_to_thread (null_ptid);
+ switch_to_no_thread ();
set_current_program_space (inf->pspace);
}
mi_execute_cli_command (run_cmd, async_p,
{
const char *run_cmd = start_p ? "start" : "run";
struct target_ops *run_target = find_run_target ();
- int async_p = mi_async && run_target->to_can_async_p (run_target);
+ int async_p = mi_async && run_target->can_async_p ();
mi_execute_cli_command (run_cmd, async_p,
async_p ? "&" : NULL);
{
int pid = *(int *)p;
- if (ptid_get_pid (ti->ptid) == pid && !is_exited (ti->ptid))
+ if (ti->ptid.pid () == pid && ti->state != THREAD_EXITED)
return 1;
return 0;
if (!tp)
error (_("Thread group is empty"));
- switch_to_thread (tp->ptid);
+ switch_to_thread (tp);
}
detach_command (NULL, 0);
USER_SELECTED_THREAD | USER_SELECTED_FRAME);
/* Notify if the thread has effectively changed. */
- if (!ptid_equal (inferior_ptid, previous_ptid))
+ if (inferior_ptid != previous_ptid)
{
- observer_notify_user_selected_context_changed (USER_SELECTED_THREAD
- | USER_SELECTED_FRAME);
+ gdb::observers::user_selected_context_changed.notify
+ (USER_SELECTED_THREAD | USER_SELECTED_FRAME);
}
}
{
struct collect_cores_data *data = (struct collect_cores_data *) xdata;
- if (ptid_get_pid (ti->ptid) == data->pid)
+ if (ti->ptid.pid () == data->pid)
{
int core = target_core_of_thread (ti->ptid);
void
mi_cmd_data_list_changed_registers (const char *command, char **argv, int argc)
{
- static std::unique_ptr<struct regcache> this_regs;
+ static std::unique_ptr<readonly_detached_regcache> this_regs;
struct ui_out *uiout = current_uiout;
- std::unique_ptr<struct regcache> prev_regs;
+ std::unique_ptr<readonly_detached_regcache> prev_regs;
struct gdbarch *gdbarch;
- int regnum, numregs, changed;
+ int regnum, numregs;
int i;
/* The last time we visited this function, the current frame's
if (gdbarch_register_name (gdbarch, regnum) == NULL
|| *(gdbarch_register_name (gdbarch, regnum)) == '\0')
continue;
- changed = register_changed_p (regnum, prev_regs.get (),
- this_regs.get ());
- if (changed < 0)
- error (_("-data-list-changed-registers: "
- "Unable to read register contents."));
- else if (changed)
+
+ if (register_changed_p (regnum, prev_regs.get (),
+ this_regs.get ()))
uiout->field_int (NULL, regnum);
}
}
&& gdbarch_register_name (gdbarch, regnum) != NULL
&& *gdbarch_register_name (gdbarch, regnum) != '\000')
{
- changed = register_changed_p (regnum, prev_regs.get (),
- this_regs.get ());
- if (changed < 0)
- error (_("-data-list-changed-registers: "
- "Unable to read register contents."));
- else if (changed)
+ if (register_changed_p (regnum, prev_regs.get (),
+ this_regs.get ()))
uiout->field_int (NULL, regnum);
}
else
}
}
-static int
-register_changed_p (int regnum, struct regcache *prev_regs,
- struct regcache *this_regs)
+static bool
+register_changed_p (int regnum, readonly_detached_regcache *prev_regs,
+ readonly_detached_regcache *this_regs)
{
struct gdbarch *gdbarch = this_regs->arch ();
struct value *prev_value, *this_value;
- int ret;
/* First time through or after gdbarch change consider all registers
as changed. */
if (!prev_regs || prev_regs->arch () != gdbarch)
- return 1;
+ return true;
/* Get register contents and compare. */
prev_value = prev_regs->cooked_read_value (regnum);
gdb_assert (prev_value != NULL);
gdb_assert (this_value != NULL);
- ret = value_contents_eq (prev_value, 0, this_value, 0,
- register_size (gdbarch, regnum)) == 0;
+ auto ret = !value_contents_eq (prev_value, 0, this_value, 0,
+ register_size (gdbarch, regnum));
release_value (prev_value);
release_value (this_value);
- value_free (prev_value);
- value_free (this_value);
return ret;
}
gdb::byte_vector mbuf (total_bytes);
- /* Dispatch memory reads to the topmost target, not the flattened
- current_target. */
- nr_bytes = target_read (current_target.beneath,
- TARGET_OBJECT_MEMORY, NULL, mbuf.data (),
- addr, total_bytes);
+ nr_bytes = target_read (current_top_target (), TARGET_OBJECT_MEMORY, NULL,
+ mbuf.data (), addr, total_bytes);
if (nr_bytes <= 0)
error (_("Unable to read memory."));
length = atol (argv[1]);
std::vector<memory_read_result> result
- = read_memory_robust (current_target.beneath, addr, length);
+ = read_memory_robust (current_top_target (), addr, length);
if (result.size () == 0)
error (_("Unable to read memory."));
set_current_inferior (new_inferior);
if (new_inferior->pid != 0)
- tp = any_thread_of_process (new_inferior->pid);
- switch_to_thread (tp ? tp->ptid : null_ptid);
+ tp = any_thread_of_inferior (new_inferior);
+ if (tp != NULL)
+ switch_to_thread (tp);
+ else
+ switch_to_no_thread ();
set_current_program_space (new_inferior->pspace);
}
if (/* The notifications are only output when the top-level
interpreter (specified on the command line) is MI. */
- interp_ui_out (top_level_interpreter ())->is_mi_like_p ()
+ top_level_interpreter ()->interp_ui_out ()->is_mi_like_p ()
/* Don't try report anything if there are no threads --
the program is dead. */
&& thread_count () != 0
if (command->thread == -1)
{
- report_change = (!ptid_equal (previous_ptid, null_ptid)
- && !ptid_equal (inferior_ptid, previous_ptid)
- && !ptid_equal (inferior_ptid, null_ptid));
+ report_change = (previous_ptid != null_ptid
+ && inferior_ptid != previous_ptid
+ && inferior_ptid != null_ptid);
}
- else if (!ptid_equal (inferior_ptid, null_ptid))
+ else if (inferior_ptid != null_ptid)
{
struct thread_info *ti = inferior_thread ();
if (report_change)
{
- observer_notify_user_selected_context_changed
- (USER_SELECTED_THREAD | USER_SELECTED_FRAME);
+ gdb::observers::user_selected_context_changed.notify
+ (USER_SELECTED_THREAD | USER_SELECTED_FRAME);
}
}
}
provide --thread if it wishes to operate on a specific
thread. */
if (inf->pid != 0)
- tp = any_live_thread_of_process (inf->pid);
- switch_to_thread (tp ? tp->ptid : null_ptid);
+ tp = any_live_thread_of_inferior (inf);
+ if (tp != NULL)
+ switch_to_thread (tp);
+ else
+ switch_to_no_thread ();
set_current_program_space (inf->pspace);
}
if (parse->thread != -1)
{
- struct thread_info *tp = find_thread_global_id (parse->thread);
+ thread_info *tp = find_thread_global_id (parse->thread);
- if (!tp)
+ if (tp == NULL)
error (_("Invalid thread id: %d"), parse->thread);
- if (is_exited (tp->ptid))
+ if (tp->state == THREAD_EXITED)
error (_("Thread id: %d has terminated"), parse->thread);
- switch_to_thread (tp->ptid);
+ switch_to_thread (tp);
}
if (parse->frame != -1)
break;
case REGISTERS_FORMAT:
registers_format = oarg[0];
+ break;
case MEMORY_CONTENTS:
memory_contents = 1;
break;
/* Explicitly wholly collected variables. */
{
- int i;
-
ui_out_emit_list list_emitter (uiout, "explicit-variables");
const std::vector<std::string> &wholly_collected
= clist->wholly_collected ();
/* Computed expressions. */
{
- char *p;
- int i;
-
ui_out_emit_list list_emitter (uiout, "computed-expressions");
const std::vector<std::string> &computed = clist->computed ();
if (tsv != NULL)
{
- uiout->field_fmt ("name", "$%s", tsv->name);
+ uiout->field_fmt ("name", "$%s", tsv->name.c_str ());
tsv->value_known = target_get_trace_state_variable_value (tsv->number,
&tsv->value);
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